Tacoma Propeller’s expansive warehouse is well-stocked in outboard and sterndrive boat propellers. For stainless steel options, our shelves are lined in PowerTech! Why have we chosen to stock, and often special-order from PowerTech!? The list of reasons is long. Here are a few. Expansive Selection with Wide Range: PowerTech!’s engineers have mastered dozens of blade designs for a wide range of motors. They’ve teamed with OEM manufacturers to produce some of the most aggressive and efficient props on the market. Many PowerTech! blade designs are excellently suited to multiple boat/motor combinations and can be hubbed for multiple possible applications.